DR. ROBERT CLINTON JR. BAST (MD) – Hematology (Internal Medicine) Physician, NPI 1013901008

DR. ROBERT CLINTON JR. BAST (MD) is a healthcare provider. based in Houston, Texas. specializing in INTERNAL MEDICINE, HEMATOLOGY, MEDICAL ONCOLOGY. They hold the professional credentials MD. They hold a License No. J6871 (TX). The NPI Number for DR. ROBERT CLINTON JR. BAST (MD) is 1013901008

Main info

Male
55 Years Of Experience
Accepts Medicare Assignment
Name
DR. ROBERT CLINTON JR. BAST (MD)
NPI
1013901008
Phone
(713) 792-2991
Address
PO BOX 4439
Enumeration Date
6 September 2005
Last Update Date
22 August 2023

Doctor Profile

Medical School Name
HARVARD MEDICAL SCHOOL
Secondary Phone
7135925433
Graduation Year
1971 (55 years ago)
PAC ID
3870788086
Group Practice PAC ID
7911801410
Professional Enrollment ID
I20101113000169
Address ID
TX770304009HO2130XBLVD401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness75
Years active:20State licenses:1Digital endpointsOther names

13,297 INTERNAL MEDICINE in TX

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Provider Addresses for DR. ROBERT CLINTON JR. BAST (MD)

  • PO BOX 4439

    HOUSTON, TX 772104439

    Phone: (713) 792-2991

    Type: Mailing

  • University of Texas MD Anderson Cancer Center, 1515, Holcombe Boulevard, Texas Medical Center, Houston, Harris County, Texas, 77030, United States

    HOUSTON, TX 770304000

    Phone: (713) 792-6161

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-11-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20101113000169IInternal MedicineTXTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes7341$0
View full utilization report →

Insurance plans in this area (ZIP 77210)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 7911801410View full group profile
NameSpecialtyState
-TX
N E U R O L O G YTX
Physician AssistantTX
Nurse PractitionerTX
Physician AssistantTX
-TX
-TX
Internal Medicine, NephrologyTX
Anesthesiology, Emergency MedicineTX
G A S T R O E N T E R O L O G YTX

Reviews

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Frequently asked questions

What is the registry number for DR. ROBERT CLINTON JR. BAST (MD)?
The registry entry for DR. ROBERT CLINTON JR. BAST (MD) shows NPI 1013901008.
Should I treat DR. ROBERT CLINTON JR. BAST (MD) as an active provider?
Patients and plans typically see DR. ROBERT CLINTON JR. BAST (MD) as active in the national extract.
What does the directory say DR. ROBERT CLINTON JR. BAST (MD) does?
Insurance directories may phrase it differently, but here DR. ROBERT CLINTON JR. BAST (MD) maps to Hematology (Internal Medicine) Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to DR. ROBERT CLINTON JR. BAST (MD)?
DR. ROBERT CLINTON JR. BAST (MD) shows a connection to Houston, Texas in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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